Answer:
The first error in the bill is +8
because when two opposite signs of number are multiplied so the result is always negative.
so,
2 × -4 = -8
instead of 8 their should be -8.
hope this answer helps you dear...take care!
Anything to the power of one is it self so
27^1/3
27/3
9
Answer:
the lines are perpendicular
Answer:
? = 43.8°
Step-by-step explanation:
cos ? = 13/18 = 0.7222
? = 43.8°
C. 2(x+10) is the correct answer